Niobophyllite
铌叶石
🗣️ 情景例句
OK, sir, just sit tight, and we'll have an ambulance there in about ten minutes.
好的，先生。你就在那边等着，救护车10分钟之内到。
The physician said smoking is harmful to my health.
医生说了吸烟对我的健康有害。
What time would be good for you?
什么时间你合适呢？